diff options
Diffstat (limited to 'nuttx/arch/arm/src/tiva/tiva_timer.h')
| -rw-r--r-- | nuttx/arch/arm/src/tiva/tiva_timer.h | 29 |
1 files changed, 27 insertions, 2 deletions
diff --git a/nuttx/arch/arm/src/tiva/tiva_timer.h b/nuttx/arch/arm/src/tiva/tiva_timer.h index a0b9fab30..2e28f17fc 100644 --- a/nuttx/arch/arm/src/tiva/tiva_timer.h +++ b/nuttx/arch/arm/src/tiva/tiva_timer.h @@ -572,7 +572,32 @@ static inline void tiva_timer16b_absmatch(TIMER_HANDLE handle, uint16_t absmatch } /**************************************************************************** - * Name: tiva_rtc_alarm + * Name: tiva_rtc_settime + * + * Description: + * Set the 32-bit RTC timer counter. When RTC mode is selected for the + * first time after reset, the counter is loaded with a value of 1. All + * subsequent load values must be written to the concatenated GPTM Timer A + * Interval Load (GPTMTAILR) registers. If the GPTMTnILR register is + * loaded with a new value, the counter begins counting at that value + * and rolls over at the fixed value of 0xffffffff. + * + * Input Parameters: + * handle - The handle value returned by tiva_gptm_configure() + * newtime - The new RTC time (seconds) + * + * Returned Value: + * None. + * + ****************************************************************************/ + +static inline void tiva_rtc_setalarm(TIMER_HANDLE handle, uint32_t newtime) +{ + tiva_gptm_putreg(handle, TIVA_TIMER_TAILR_OFFSET, newtime); +} + +/**************************************************************************** + * Name: tiva_rtc_setalarm * * Description: * Setup to receive an interrupt when the RTC counter equals a match time @@ -596,7 +621,7 @@ static inline void tiva_timer16b_absmatch(TIMER_HANDLE handle, uint16_t absmatch * ****************************************************************************/ -void tiva_rtc_alarm(TIMER_HANDLE handle, uint32_t delay); +void tiva_rtc_setalarm(TIMER_HANDLE handle, uint32_t delay); /**************************************************************************** * Name: tiva_timer32_relmatch |